reads blue business cards; From online ordering to digital receipt, Blue Business made it possible to order the card reader device online through the app without the need to send physical documents. Users can get a loan for the purchase amount after buying a card reader. Blue Business will also soon release a new model of a card reader that displays the receipt of the transaction on the screen without a printer or paper, and if necessary sends it to the customer via SMS. The details of the report are on Instagram.